FAN4803 Fairchild Semiconductor, FAN4803 Datasheet - Page 3

• Manufacturer Part Number: FAN4803
• Description: To minimize standby power consumption, a proprietary green-mode function provides off-time modulation to continuously decrease the switching frequency at light-load conditions
• Manufacturer: Fairchild Semiconductor

PRODUCT SPECIFICATION
Electrical Characteristics
Unless otherwise specified, V
Note:
1. Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.
REV. 1.2.3 11/2/04
Symbol
One-pin Error Amplifier
V
PFC I
DC I
Oscillator
PFC
PWM
Supply
CC
LIMIT
OVP Comparator
LIMIT
Comparator
Comparator
V
Line Regulation
Threshold Voltage
Threshold Voltage
Delay to Output
Threshold Voltage
Delay to Output
Initial Accuracy
Voltage Stability
Temperature Stability
Total Variation
Dead Time
Minimum Duty Cycle
Maximum Duty Cycle
Output Low Impedance
Output Low Voltage
Output High Impedance
Output High Voltage
Rise/Fall Time
Duty Cycle Range
Output Low Impedance
Output Low Voltage
Output High Impedance
Output High Voltage
Rise/Fall Time
V
Start-up Current
Operating Current
Undervoltage Lockout Threshold
Undervoltage Lockout Hysteresis
EAO
CC
Clamp Voltage (V
Output Current
Parameter
CC
= 15V, T
CCZ
A
= Operating Temperature Range (Note 1)
)
T
10V < V
T
10V < V
Over Line and Temp
PFC Only
V
V
I
I
I
C
FAN4803-2
FAN4803-1
I
I
I
C
I
V
V
OUT
OUT
OUT
OUT
OUT
OUT
CC
A
A
EAO
EAO
CC
CC
L
L
= 25°C, V
= 25°C
= 1000pF
= 1000pF
= 10mA
= 11V, C
= 15V, C
= –100mA
= –10mA, V
= 100mA, V
= –100mA
= –10mA, V
= 100mA, V
> 7.0V,I
< 4.0V,I
CC
CC
Conditions
< 15V, V
< 15V
EAO
L
L
SENSE
SENSE
= 0
= 0
CC
CC
CC
CC
= 6V
EAO
= 8V
= 15V
= 8V
= 15V
= -0.2V
= 0V
= 6V
0-49.5
0-41
34.0
15.5
13.5
13.5
16.7
11.5
Min
-0.9
1.4
0.3
2.4
60
60
90
TYP
36.5
16.3
0.45
14.2
0-47
14.2
17.5
0.1
150
150
0.7
0.7
0.2
2.5
1.5
0.8
0.8
2.9
-1
67
67
95
50
50
12
1
2
8
8
8
8
MAX UNITS
39.0
16.8
-1.15
74.5
0.65
0-50
18.3
12.5
300
300
0-50
1.5
1.5
1.5
1.5
0.4
1.6
3.4
0.3
74
15
15
15
15
4
0
FAN4803
kHz
kHz
mA
mA
µA
µA
ns
ns
µs
ns
ns
%
%
%
%
V
V
V
V
V
V
V
V
V
V
%
%
V
V
3